| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 24.866 | N/A |
| 2 | 1 | 22.171 | 19/7:03.944 |
| 3 | 1 | 22.012 | 19/7:02.513 |
| 4 | 2 | 25.915 | 18/7:02.088 |
| 5 | 2 | 22.369 | 19/7:20.967 |
| 6 | 2 | 22.588 | 19/7:19.064 |
| 7 | 2 | 22.174 | 19/7:16.553 |
| 8 | 2 | 21.878 | 19/7:13.998 |
| 9 | 2 | 22.094 | 19/7:12.568 |
| 10 | 2 | 22.601 | 19/7:12.047 |
| 11 | 2 | 22.196 | 19/7:11.662 |
| 12 | 2 | 24.145 | 19/7:14.190 |
| 13 | 2 | 22.693 | 19/7:14.012 |
| 14 | 2 | 21.772 | 19/7:12.784 |
| 15 | 2 | 22.588 | 19/7:12.689 |
| 16 | 2 | 23.261 | 19/7:13.414 |
| 17 | 2 | 22.655 | 19/7:13.367 |
| 18 | 2 | 22.339 | 19/7:12.990 |
| 19 | 2 | 24.433 | 19/7:14.750 |